clone EdnItem

edn/src/edn_view.rs

@@ -26,12 +26,15 @@ pub enum EdnView<E: Output, T: EdnViewData<E>> {
 }
 
 impl<E: Output, T: EdnViewData<E>> EdnView<E, T> {
-    pub fn new (state: T, source: &str) -> Self {
+    pub fn from_source (state: T, source: &str) -> Self {
         match EdnItem::read_one(&source) {
             Ok((layout, _)) => Self::Ok(state, layout),
             Err(error) => Self::Err(format!("{error}"))
         }
     }
+    pub fn from_items (state: T, items: &[EdnItem<&str>]) -> Self {
+        Self::Ok(state, EdnItem::Exp(items.iter().map(|i|(*i).clone()).collect()))
+    }
 }
 
 impl<E: Output, T: EdnViewData<E> + Send + Sync> Content<E> for EdnView<E, T> {